html {
  background: white;
}
.footer {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
}
.footer button {
  border: none;
  width: 100%;
  color: white;
  border-radius: 0;
  padding: .5rem 0;
  background: orange;
}
#main {
  padding: 1rem .5rem;
  background: white;
}
#main label {
  font-weight: bold;
  color: #4c4c51;
}
#main p {
  padding: .5rem 0;
}
#main div {
  position: relative;
}
#main div::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.2);
  -webkit-transform: scaleY(0.5);
          transform: scaleY(0.5);
}
#main input {
  background: transparent;
  padding: 5px 0;
  font-size: 15px;
}
#main input::before {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  border-bottom: 1px solid #000000;
  -webkit-transform: scaleY(0.5);
          transform: scaleY(0.5);
}
#p1 {
  margin-bottom: 1.5rem;
}
button.disable {
  background: #ababb2;
}
